Tag Archives: Sophos

Sophos XG – Mail delivery blocked by antivirus pattern (Nov. 25, 2021)

[German]Brief note to administrators who use Sophos XG as a firewall and security solution. On November 25, 2021, there was probably an update to the antivirus pattern that blocked at least one user from sending mail. The IT administrator in … Continue reading

Posted in issue, Security, Software | Tagged , , | Leave a comment

Sophos fixes SQL injection vulnerability in Cyberoam OS

[German]Note for people running Sophos firewalls or similar with Cyberoam OS. Sophos has deployed a hotfix for its Cyberoam firewalls and routers to address an SQL injection vulnerability.

Posted in Security | Tagged , | Leave a comment

Chrome 84 & Sophos Authentication for Thin Clients (SATC)

[German]A brief note for administrators who use Sophos Authentication for Thin Clients (SATC) in conjunction with a Chromium 84 browser There will be problems with authentication using SATC and the XG firewall. The recommendation is to prevent updating the Chromium … Continue reading

Posted in browser, issue, Software | Tagged , , , | Leave a comment

Three vulnerabilities in Sophos/Cyberoam firewall technology

[German]Security researchers have discovered three vulnerabilities in Cyberoam firewalls (owned by British company Sophos). The vulnerabilities leave millions of devices and, in principle, the entire network vulnerable to security attacks. The products are used in corporate networks and are accessible … Continue reading

Posted in devices, Security, Software | Tagged , , | Leave a comment

Stop: Don’t install Sophos UTM 9.703 Firmware

[German]Administrators of the Sophos UTM appliance should not install the recently released Sophos UTM 9.703 firmware, as may will cause massive issues. Sophos has pulled this firmware update. Addendum: Sophos confirmed the issues and is testing a fix, that will … Continue reading

Posted in Security, Software, Update | Tagged , , , , | 1 Comment

Sophos RED50: Bug that bricks UTMs found and fixed

[German]Good news for administrators using Sophos RED50 devices. The bug in the Sophos UTM version 9.603 software which caused the firmware of the device to crash, leaving it bricked, has been found and fixed via firmware update.

Posted in devices, Security, Software, Update | Tagged , , , , | Leave a comment

Sophos collides with Windows Defender ATP – Fix is coming

[German]On Windows 7 and Windows Server 2008 R2, there are sporadic issues when using Sophos anti-virus solutions. Now one possible cause seems to have been found. Here is some background information on what this is all about.

Posted in issue, Security, Windows | Tagged , , , | Leave a comment

TLS-INTERCEPTION: Sophos-Firewall blocks CAs in Google

Users of Google Chrome browser are facing trouble visiting HTTPS websites, if a Sophos firewall is used. The browser shows certificate warnings and saying, the the communication isn't private.

Posted in Security, Windows | Tagged , , , , | Leave a comment

Sophos Home: A free commercial-grade security for the home

Security vendor Sophos offers a free commercial-grade security solution (Sophos Home) for home users.

Posted in Windows | Tagged , , , , , | Leave a comment